The Double Head Welding Machine is mainly used for plastic welding purposes. J. M. Vasnani Engineering Co. Manufactures Double Head Welding Machine. J. M. Vasnani Engineering Co. Supplies processing machinery for welding PVC and PP Stationery under the trade name `Packweld`. The Double Head Welding Machine has double head windows pocket which combines with leaves welding on clear book, visiting card Holder, photo album, L-folder, and clear bag welding attachment.